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171AC

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ID = 15309
       
Country:
United States of America (USA)
Brand: Speed (Cable Radio Tube)
Tube type:  Triode, vacuum   Power/Output 
Identical to 171AC = 71A

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 0.25 Ampere / Direct / Battery =
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
s_217_g_8.gif
171AC: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 

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